DE3523435A1 - Vorrichtung zur steuerung der lichtintensitaet in einem lichtleiter - Google Patents

Vorrichtung zur steuerung der lichtintensitaet in einem lichtleiter

Info

Publication number
DE3523435A1
DE3523435A1 DE19853523435 DE3523435A DE3523435A1 DE 3523435 A1 DE3523435 A1 DE 3523435A1 DE 19853523435 DE19853523435 DE 19853523435 DE 3523435 A DE3523435 A DE 3523435A DE 3523435 A1 DE3523435 A1 DE 3523435A1
Authority
DE
Germany
Prior art keywords
light
optical fiber
liquid crystal
fiber bundle
light source
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19853523435
Other languages
German (de)
English (en)
Other versions
DE3523435C2 (enrdf_load_stackoverflow
Inventor
Eckhard Dipl Ing Bienk
Hans-Hartwig Dipl Ing Esau
Detlef Dipl Ing Darms
Guenter Dipl Ing Paul
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AEG Anlagen und Automatisierungstechnik GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Priority to DE19853523435 priority Critical patent/DE3523435A1/de
Publication of DE3523435A1 publication Critical patent/DE3523435A1/de
Application granted granted Critical
Publication of DE3523435C2 publication Critical patent/DE3523435C2/de
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/1326—Liquid crystal optical waveguides or liquid crystal cells specially adapted for gating or modulating between optical waveguides

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
DE19853523435 1985-06-29 1985-06-29 Vorrichtung zur steuerung der lichtintensitaet in einem lichtleiter Granted DE3523435A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19853523435 DE3523435A1 (de) 1985-06-29 1985-06-29 Vorrichtung zur steuerung der lichtintensitaet in einem lichtleiter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853523435 DE3523435A1 (de) 1985-06-29 1985-06-29 Vorrichtung zur steuerung der lichtintensitaet in einem lichtleiter

Publications (2)

Publication Number Publication Date
DE3523435A1 true DE3523435A1 (de) 1987-01-08
DE3523435C2 DE3523435C2 (enrdf_load_stackoverflow) 1992-10-01

Family

ID=6274636

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853523435 Granted DE3523435A1 (de) 1985-06-29 1985-06-29 Vorrichtung zur steuerung der lichtintensitaet in einem lichtleiter

Country Status (1)

Country Link
DE (1) DE3523435A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911543C1 (enrdf_load_stackoverflow) * 1989-04-08 1990-08-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De
EP0660151A3 (en) * 1993-12-21 1995-10-18 At & T Corp Optical switch with spatial light modulator.
WO2005066706A1 (de) * 2003-12-24 2005-07-21 Carl Zeiss Ag Optischer schalter
DE102004019329A1 (de) * 2004-04-21 2005-11-24 BSH Bosch und Siemens Hausgeräte GmbH Geschirrspülmaschine mit optischer Betriebsablaufanzeige

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509561A (en) * 1966-10-12 1970-04-28 Welch Allyn Inc Indicating means for information input
US4299447A (en) * 1979-06-27 1981-11-10 The United States Of America As Represented By The Secretary Of The Navy Liquid crystal fiber optics large screen display panel
JPS57185017A (en) * 1981-05-09 1982-11-15 Toshiba Corp Optical switch for optical fiber
US4364639A (en) * 1980-08-25 1982-12-21 Northern Telecom Limited Variable attenuation electro-optic device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3509561A (en) * 1966-10-12 1970-04-28 Welch Allyn Inc Indicating means for information input
US4299447A (en) * 1979-06-27 1981-11-10 The United States Of America As Represented By The Secretary Of The Navy Liquid crystal fiber optics large screen display panel
US4364639A (en) * 1980-08-25 1982-12-21 Northern Telecom Limited Variable attenuation electro-optic device
JPS57185017A (en) * 1981-05-09 1982-11-15 Toshiba Corp Optical switch for optical fiber

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Patents Abstracts of Japan von: Jp 026317-85 A Jp 185017-82 A Jp 043634-85 A Jp 130055-78 A *

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3911543C1 (enrdf_load_stackoverflow) * 1989-04-08 1990-08-23 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt, De
EP0392301A3 (de) * 1989-04-08 1991-06-12 Licentia Patent-Verwaltungs-GmbH Anzeigevorrichtung
EP0660151A3 (en) * 1993-12-21 1995-10-18 At & T Corp Optical switch with spatial light modulator.
WO2005066706A1 (de) * 2003-12-24 2005-07-21 Carl Zeiss Ag Optischer schalter
DE102004019329A1 (de) * 2004-04-21 2005-11-24 BSH Bosch und Siemens Hausgeräte GmbH Geschirrspülmaschine mit optischer Betriebsablaufanzeige
DE102004019329B4 (de) * 2004-04-21 2016-11-03 BSH Hausgeräte GmbH Geschirrspülmaschine mit optischer Betriebsablaufanzeige

Also Published As

Publication number Publication date
DE3523435C2 (enrdf_load_stackoverflow) 1992-10-01

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8120 Willingness to grant licenses paragraph 23
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: AEG ANLAGEN- UND AUTOMATISIERUNGSTECHNIK GMBH, 605

8339 Ceased/non-payment of the annual fee